Exemple #1
0
        private static void Run(string[] args)
        {
            _logger.Info("Nethermind starting initialization.");

            AppDomain.CurrentDomain.ProcessExit += CurrentDomainOnProcessExit;
            IFileSystem fileSystem = new FileSystem();;

            PluginLoader pluginLoader = new PluginLoader(
                "plugins", fileSystem, typeof(CliquePlugin), typeof(EthashPlugin), typeof(NethDevPlugin));

            pluginLoader.Load(SimpleConsoleLogManager.Instance);

            Type configurationType         = typeof(IConfig);
            IEnumerable <Type> configTypes = new TypeDiscovery().FindNethermindTypes(configurationType)
                                             .Where(ct => ct.IsInterface);

            CommandLineApplication app = new CommandLineApplication {
                Name = "Nethermind.Runner"
            };

            app.HelpOption("-?|-h|--help");
            app.VersionOption("-v|--version", () => ClientVersion.Version, () => ClientVersion.Description);

            GlobalDiagnosticsContext.Set("version", ClientVersion.Version);

            CommandOption configFile         = app.Option("-c|--config <configFile>", "config file path", CommandOptionType.SingleValue);
            CommandOption dbBasePath         = app.Option("-d|--baseDbPath <baseDbPath>", "base db path", CommandOptionType.SingleValue);
            CommandOption logLevelOverride   = app.Option("-l|--log <logLevel>", "log level", CommandOptionType.SingleValue);
            CommandOption configsDirectory   = app.Option("-cd|--configsDirectory <configsDirectory>", "configs directory", CommandOptionType.SingleValue);
            CommandOption loggerConfigSource = app.Option("-lcs|--loggerConfigSource <loggerConfigSource>", "path to the NLog config file", CommandOptionType.SingleValue);

            foreach (Type configType in configTypes.OrderBy(c => c.Name))
            {
                if (configType == null)
                {
                    continue;
                }

                ConfigCategoryAttribute?typeLevel = configType.GetCustomAttribute <ConfigCategoryAttribute>();
                if (typeLevel?.HiddenFromDocs ?? false)
                {
                    continue;
                }

                foreach (PropertyInfo propertyInfo in configType
                         .GetProperties(BindingFlags.Public | BindingFlags.Instance)
                         .OrderBy(p => p.Name))
                {
                    ConfigItemAttribute?configItemAttribute = propertyInfo.GetCustomAttribute <ConfigItemAttribute>();
                    if (!(configItemAttribute?.HiddenFromDocs ?? false))
                    {
                        app.Option($"--{configType.Name.Substring(1).Replace("Config", String.Empty)}.{propertyInfo.Name}", $"{(configItemAttribute == null ? "<missing documentation>" : configItemAttribute.Description + $" (DEFAULT: {configItemAttribute.DefaultValue})" ?? "<missing documentation>")}", CommandOptionType.SingleValue);
                    }
                }
            }

            ManualResetEventSlim appClosed = new ManualResetEventSlim(true);

            app.OnExecute(async() =>
            {
                appClosed.Reset();
                IConfigProvider configProvider = BuildConfigProvider(app, loggerConfigSource, logLevelOverride, configsDirectory, configFile);
                IInitConfig initConfig         = configProvider.GetConfig <IInitConfig>();
                Console.Title           = initConfig.LogFileName;
                Console.CancelKeyPress += ConsoleOnCancelKeyPress;
                NLogManager logManager  = new NLogManager(initConfig.LogFileName, initConfig.LogDirectory);

                _logger = logManager.GetClassLogger();
                if (_logger.IsDebug)
                {
                    _logger.Debug($"Nethermind version: {ClientVersion.Description}");
                }

                ConfigureSeqLogger(configProvider);
                SetFinalDbPath(dbBasePath.HasValue() ? dbBasePath.Value() : null, initConfig);
                LogMemoryConfiguration();

                EthereumJsonSerializer serializer = new EthereumJsonSerializer();
                if (_logger.IsDebug)
                {
                    _logger.Debug($"Nethermind config:{Environment.NewLine}{serializer.Serialize(initConfig, true)}{Environment.NewLine}");
                }

                ApiBuilder apiBuilder        = new ApiBuilder(configProvider, logManager);
                INethermindApi nethermindApi = apiBuilder.Create();
                foreach (Type pluginType in pluginLoader.PluginTypes)
                {
                    if (Activator.CreateInstance(pluginType) is INethermindPlugin plugin)
                    {
                        nethermindApi.Plugins.Add(plugin);
                    }
                }

                nethermindApi.WebSocketsManager = new WebSocketsManager();
                EthereumRunner ethereumRunner   = new EthereumRunner(nethermindApi);
                await ethereumRunner.Start(_processCloseCancellationSource.Token).ContinueWith(x =>
                {
                    if (x.IsFaulted && _logger.IsError)
                    {
                        _logger.Error("Error during ethereum runner start", x.Exception);
                    }
                });

                await Task.WhenAny(_cancelKeySource.Task, _processExit.Task);

                _logger.Info("Closing, please wait until all functions are stopped properly...");
                await ethereumRunner.StopAsync();
                _logger.Info("All done, goodbye!");
                appClosed.Set();

                return(0);
            });

            app.Execute(args);
            appClosed.Wait();
        }